Jepson eFlora
Key to families | Table of families and genera

Key to Physocarpus

View taxon page for Physocarpus

1. Leaf blade of flower branches 5–20 mm, petiole 3–10 mm; pistil generally 1; fruit ± flat laterally, ± = hypanthium; White and Inyo Mountains, n Desert Mountains ..... P. alternans

1' Leaf blade of flower branches 22–85 mm, petiole 7–30 mm; pistils 3–5, fused at base; fruit inflated, >> hypanthium; California Floristic Province (except Great Central Valley) ..... P. capitatus

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